Opsis AB

39 Articles found

Opsis AB Articles

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  • With a Twinkle in the Eye - About an Unusual Limo Ride

    With a Twinkle in the Eye - About an Unusual Limo Ride

    What makes OPSIS “OPSIS”? Well, it’s the people behind the name. This video blog is a part of a series of personal stories showing who the people working here are, and thereby also what OPSIS is. At OPSIS, you have to be prepared ...

    Bengt Löfstedt

  • A Story about Bare Legs - Taking Other Cultures into Consideration

    A Story about Bare Legs - Taking Other Cultures into Consideration

    What makes OPSIS “OPSIS”? Well, it is the people behind the name. This video blog is a part of a series of personal stories showing who the people working here are, and thereby also what OPSIS is. ”The road to hell is paved with ...

    Bengt Löfstedt

  • Chewing Gum with Resistance - a Packet of Unexpected Problem Solving

    Chewing Gum with Resistance - a Packet of Unexpected Problem Solving

    What makes OPSIS “OPSIS”? Well, it is the people behind the name. This video blog is a part of a series of personal stories showing who the people working here are, and thereby also what OPSIS is. Here, Ulf Gustavsson gives us a view of ...

    Bengt Löfstedt

  • A Wet Nose and Four Paws - Good for both Personnel and Company

    A Wet Nose and Four Paws - Good for both Personnel and Company

    What makes OPSIS “OPSIS”? Well, it’s the people behind the name. This video blog is a part of a series of personal stories showing who the people working here are, and thereby also what OPSIS is. This short story about everyday ...

    Bengt Löfstedt

  • Item Numbers - the Difference a Code Number can Make

    Item Numbers - the Difference a Code Number can Make

    What makes OPSIS “OPSIS”? Well, it’s the people behind the name. This video blog is a part of a series of personal stories showing who the people working here are, and thereby also what OPSIS is. In this video, Erik ...

    Bengt Löfstedt

  • The Positive of Negative Numbers

    The Positive of Negative Numbers

    Some properties like a temperature may have both positive and negative values (unless expressed in Kelvin), but a gas concentration can never go below zero. Yet, there are instruments reporting sub-zero concentrations. This may look like an ...

    Bengt Lofstedt

  • New European BAT Conclusions for Waste Incineration – it’s Time to Monitor Total Mercury

    New European BAT Conclusions for Waste Incineration – it’s Time to Monitor Total Mercury

    If you are in the waste incineration business, you might have heard that there are new and stricter emission regulations in the pipe within the European Union. Those regulations were made official just recently. But how does it all tie together? ...

    Bengt Lofstedt

  •  No Need for Redundant Systems

    No Need for Redundant Systems

    How many gas monitoring systems does it take to measure a gas concentration? Strangely enough, the answer is not always one. Gas concentration monitoring is not always an easy task. In the ideal world, a monitoring system needs no maintenance, it is ...

    Bengt Löfstedt

  • Vehicle Emissions – How to Catch Defeat Devices

    Vehicle Emissions – How to Catch Defeat Devices

    There are many vehicles that have a large impact on the environment in many places around the world. Today, pollutant emissions is a hot topic, both for legislators, the vehicle industry, and a concerned public. In the ...

    Bengt Löfstedt

  • Air Quality Monitoring in the EU – What, Where, and How?

    Air Quality Monitoring in the EU – What, Where, and How?

    Air quality is essential to all of us, and consequently, so is the monitoring of air quality. However, what should be monitored, and where, and how? There are many bids on that. Some ten years ago, The European Union established its directive ...

    Bengt Löfstedt

  • Buying AQM Equipment or AQ Data? It’s Your Choice

    Buying AQM Equipment or AQ Data? It’s Your Choice

    In the traditional approach to air quality monitoring, those “who wants to know” have also owned and maintained the monitoring equipment generating the answers. This approach worked quite fine as long as the user had the budget to ...

    Bengt Löfstedt

  • Multiplexed Monitoring – To be Doubt or Not?

    Multiplexed Monitoring – To be Doubt or Not?

    There are several types of continuous emissions monitoring (CEM) systems. The technical designs may be very different, but they usually have a few things in common. The instruments providing the measurement results do not come cheap, and the systems ...

    Bengt Löfstedt

  • Health Impacts of Transported Global Air Pollution and International Trade

    Health Impacts of Transported Global Air Pollution and International Trade

    Globalization moves production and health problems to low cost countries such as China. Estimations show that 3.45 millions of deaths of people yearly are caused by PM2.5 particulate matter in the ambient air. 760.000 of these deaths are caused by ...

    Svante Wallin

  • IMO Sets 2020 for Lower Sulphur Fuel Cap

    IMO Sets 2020 for Lower Sulphur Fuel Cap

    IMO has decided to put a global cap on Sulphur emissions from all ships. The Sulphur in the bunker will be reduced from 3.5% to 0.5% by the year of 2020. This is an extension to the present SECA regulation that came in force in 2015, affecting only ...

    Svante Wallin

  • Global Warming - a Hot Topic

    Global Warming - a Hot Topic

    World Meteorological Organization (WMO) has consolidated data from a number of renown institutes, and has concluded that 2018 is yet another year with notably higher global average temperature on the surface of the earth than what was observed in ...

    Svante Wallin

  • Fence-line Monitoring: Benzene and Beyond

    Fence-line Monitoring: Benzene and Beyond

    Measurements of ambient air quality close to industrial facilities are sometimes referred to as fence-line monitoring, in particular if the ambition is to evaluate the facilities’ contributions to the air pollution situation. Fence-line ...

    Bengt Löfstedt

  • Gas Concentration Monitoring in Sulfuric acid production

    Gas Concentration Monitoring in Sulfuric acid production

    Sulfuric acid (H2SO4) is a central substance in the chemical industry. Principal uses include mineral processing, fertilizer manufacturing, oil refining, wastewater processing, pulp and paper production, leather manufacturing, ...

    Bengt Löfstedt

  • Pollutant reduction control and Continuous Emissions Monitoring at Waste-to-Energy Plants

    Pollutant reduction control and Continuous Emissions Monitoring at Waste-to-Energy Plants

    Waste is generally undesired, and best not generated at all. The second best alternative to manage waste is to recycle it. However, there is also waste that for various reasons is not recycled. Landfills have then been the old-school solution, but ...

  • Continuous Emissions Monitoring of Total Mercury

    Continuous Emissions Monitoring of Total Mercury

    Over the past decades, mercury (Hg, quicksilver) has gone from being a versatile commodity used in everything from thermometers to herbicides, to a partially banned substance, which name alone signals environmental issues and health concerns. Today, ...

    Bengt Löfstedt

  • Real Driving Emissions: Meaning and Monitoring

    Real Driving Emissions: Meaning and Monitoring

    Road traffic is a key contributor to ambient air pollution in many parts of the world today. Throughout the years, different legislative efforts have been made to reduce pollutant emissions, both at national and international levels. One ...

    Bengt Löfstedt